ADU Construction & Design Services — Backyard Build Experts

Create more livable space with Twin Oaks Construction’s ADU Construction & Design Services — Backyard Build Experts. From backyard cottages and garage conversions to permitting support and seamless home additions, our team helps homeowners across LA and Ventura Counties add comfort, flexibility, and long-term property value with thoughtful design, durable materials, and clear communication.

Modern backyard ADU built behind a home

Our ADU Construction & Design Services

Explore ADU design, garage conversion, permitting, and construction solutions tailored to your property and lifestyle.

Custom ADUs

We build custom accessory dwelling units that expand livable space, support changing household needs, and add lasting property value with layouts tailored to your lifestyle.

ADU Design

Our design team creates practical ADU concepts that balance beauty, function, efficient space planning, and smooth integration with your existing home and property.

Garage Conversions

Turn an underused garage into a functional living space, guest suite, office, or private retreat with thoughtful planning and skilled construction.

Permitting Support

We help navigate planning and permitting requirements, organizing project details to support code compliance and a smoother construction experience.

Home Additions

Expand your home with additions that increase usable square footage while preserving the style, flow, and comfort of the original structure.

Flexible Living Spaces

Create flexible spaces for family, guests, work, or future needs with smart layouts that make every square foot more useful.

Contractor reviewing ADU plans with homeowner

Our ADU Design-Build Process

Property Review and Vision Planning

We start by learning how you want to use the ADU, reviewing your property conditions, and discussing design goals. For LA and Ventura County homeowners, this early planning helps clarify space, access, privacy, and long-term value.

Custom ADU Design Development

Permitting and Project Preparation

Skilled Construction and Integration

Final Walkthrough and Completion

The Twin Oaks Difference

Why Choose Twin Oaks Construction?

Twin Oaks Construction combines design vision, skilled craftsmanship, and reliable project support.

Experience

Over 20 years shaping durable, functional spaces for homeowners across LA and Ventura Counties.

Custom Design

Every ADU is planned around your lifestyle, property, and long-term goals.

Clear Communication

We keep projects organized with clear updates from planning through final walkthrough.

Local Insight

Our team understands local ADU planning needs and integrates additions with existing homes.

Meet The ADU Team

Experienced builders focused on practical, beautiful ADU solutions.

Twin Oaks Construction brings over 20 years of experience delivering exceptional remodeling and building solutions across LA and Ventura Counties. Our team understands how homeowners in these communities use every square foot, whether they need space for family, guests, work, or long-term flexibility. We approach ADU construction with a balance of creative design, technical planning, and reliable craftsmanship. Guided by integrity, clear communication, and attention to detail, our vision is to be the trusted choice for homeowners who want innovative solutions that bring comfort, beauty, and long-term value to every home we touch.

20+ YearsExperience in remodeling and building solutions
2 CountiesServing homeowners across LA and Ventura Counties
Design-BuildSupport from concept planning through construction

Frequently Asked Questions

What is an ADU?

An ADU, or accessory dwelling unit, is an independent living space built on the same property as a primary home. It may be a detached backyard unit, attached addition, garage conversion, or converted interior space. Twin Oaks Construction designs ADUs to improve functionality, provide flexible living options, and blend naturally with the existing home.

How long does ADU construction take?

Do I need permits to build an ADU?

Can my garage be converted into an ADU?

How much does an ADU cost?

Will an ADU increase my property value?

What type of ADU is best for my property?

Where does Twin Oaks Construction build ADUs?

Still Have ADU Questions?

Get clear answers before starting your backyard build.

Areas We Serve

Twin Oaks Construction provides ADU design and construction services across LA and Ventura Counties.

LA & Ventura

Service Area

20+ Years

Experience

Design to Build

Project Support

Do We Build in Your Area?

Call today to confirm ADU service in your neighborhood.

Trusted Standards

Awards and Recognition

20 plus years experience badge

20+ Years Experience

Two decades of proven residential construction expertise.

Quality craftsmanship badge

Quality Craftsmanship

Built with durable materials and detailed craftsmanship.

Client focused service badge

Client-Focused Service

Personalized service from planning through completion.

Ready to Build Your Backyard ADU?

Tell us about your ADU goals, property, and timeline. Our team will help you understand the next steps for design, planning, and construction.

Contact Us Today

For immediate assistance, feel free to give us a direct call at (833) 621-7251.